Patella trap retractor for knee arthroplasty



FIG. 1 is a left front perspective view of a patella trap retractor for knee arthroplasty.

FIG. 2 is a front elevation view thereof. A rear elevation view is identical with the front elevation view.

FIG. 3 is a top plan view thereof.

FIG. 4 is a bottom plan view thereof.

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a right side elevational view. 

The ornamental design for a patella trap retractor for knee arthroplasty, as shown and described. 